Base | Representation |
---|---|
bin | 110101001101… |
… | …010010110111 |
3 | 222020122011211 |
4 | 311031102313 |
5 | 12032314322 |
6 | 1214542251 |
7 | 226361656 |
oct | 65152267 |
9 | 28218154 |
10 | 13948087 |
11 | 796744a |
12 | 4807987 |
13 | 2b7490a |
14 | 1bd119d |
15 | 1357b77 |
hex | d4d4b7 |
13948087 has 2 divisors, whose sum is σ = 13948088. Its totient is φ = 13948086.
The previous prime is 13948069. The next prime is 13948111. The reversal of 13948087 is 78084931.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13948087 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13948027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6974043 + 6974044.
It is an arithmetic number, because the mean of its divisors is an integer number (6974044).
Almost surely, 213948087 is an apocalyptic number.
13948087 is a deficient number, since it is larger than the sum of its proper divisors (1).
13948087 is an equidigital number, since it uses as much as digits as its factorization.
13948087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 13948087 is about 3734.7137775203. The cubic root of 13948087 is about 240.7159581242.
The spelling of 13948087 in words is "thirteen million, nine hundred forty-eight thousand, eighty-seven".
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